Are IBB and IYE in the same category?

IBB is a thematic ETF and IYE is a stock ETF, so they do different jobs. The table compares what both publish: return, cost and holdings.

Which returned more over the last year, IBB or IYE?

In the year to Oct 28, 2026, with distributions reinvested, IBB returned +37.5% and IYE +58.8%.

Which is cheaper, IBB or IYE?

IYE is cheaper, by 0.07 percentage points a year. That is about $7 on $10,000 held for a year. Fees come from each fund's prospectus.

How much do IBB and IYE overlap with the S&P 500?

By their latest filed holdings, 40% of IBB and 67% of IYE by weight is stocks the S&P 500 already holds.

Data as of Oct 28, 2026.

Across categories

IBB vs IYE: Differences, Returns & Fees

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Over the year to Oct 28, 2026, IBB returned +37.5% to IYE's +58.8%, and IYE charges 0.37% to IBB's 0.44%.

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Net assets: $11.0bn on Oct 27, 2026 for iShares Biotechnology ETF, and $1.8bn on Oct 28, 2026 for iShares U.S. Energy ETF.

IBB on its own →IYE on its own →

At a glance

+37.5%

IBB total return, 1 year

+58.8%

IYE total return, 1 year

0.44%

IBB expense ratio

0.37%

IYE expense ratio

Pair scorecard

IYE costs 0.07 points a year less; their one-year returns differ by 21.3 points; IBB is 6.1 times larger.

IBB vs IYE: Differences, Returns & Fees
Measure	IBB	IYE
Return
Measure	IBB	IYE
Total return, 1 year	+37.5%	+58.8%
Benchmark
Measure	IBB	IYE
What it tracks	Biotech	Russell 1000 Energy RIC 22
Cost and size
Measure	IBB	IYE
Expense ratio	0.44%	0.37%
Net assets, as of Oct 27, 2026	$11.0bn	$1.8bn
Active share vs the S&P 500	99%
Holdings
Measure	IBB	IYE
Holdings in common	0%
Top ten holdings, share of the fund	50%	71.5%

Holdings in common uses holdings dated Oct 27, 2026. Method

What they share

By the books each fund has filed, IBB and IYE hold 0% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.

50%

0 half 100%

half

0% in common

Positions both hold · largest shared weight first IBB IYE

Only in one fund ↓

Only in IBB

GILEAD SCIENCES 8.56%

AMGEN INC 8.20%

VERTEX PHARMACEUTICALS 7.53%

REGENERON PHARMACEUTICALS 5.64%

MODERNA 5.29%

NATERA 3.85%

ARGENX SE ADR 3.42%

ILLUMINA INC 2.93%

Only in IYE

EXXONMOBIL HOLDINGS CORP 23.48%

CHEVRON 16.24%

CONOCOPHILLIPS 6.74%

MARATHON PETROLEUM 4.68%

VALERO ENERGY CORP 4.07%

PHILLIPS 66 3.97%

WILLIAMS 3.37%

EOG RESOURCES 3.28%

Check overlap with more funds →

Side by side

IBB iShares Biotechnology ETF IYE iShares U.S. Energy ETF

Where it sits Thematic ETF Stock ETF

Issuer iShares iShares

What it is Biotech Tracks an index of U.S. Energy

Total return, 1 year +37.5% +58.8%

Expense ratio 0.44% 0.37%

Already in the S&P 500 40.2% 67.1%

Holdings 245 41

Net assets, IBB as of Oct 27, 2026 and IYE as of Oct 28, 2026 $11.0bn $1.8bn

IBB and IYE on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

Alert

About each fund

IBB

By weight, 40% of IBB's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 99%. The top ten holdings are 50% of the fund across 245 positions, as published by its issuer for Oct 27, 2026. Over the year to Oct 28, 2026 the fund returned +37.5% with distributions reinvested.

IYE

IYE tracks an index of U.S. Energy. Over the year to Oct 28, 2026 it returned +58.8% with distributions reinvested. The prospectus expense ratio is 0.37% a year. By its holdings published by its issuer for Oct 27, 2026, 67% of the fund by weight is stocks the S&P 500 also holds, across 41 positions, with the top ten at 71.5%.

Questions people ask

Are IBB and IYE in the same category?: IBB is a thematic ETF and IYE is a stock ETF, so they do different jobs. The table compares what both publish: return, cost and holdings.
Which returned more over the last year, IBB or IYE?: In the year to Oct 28, 2026, with distributions reinvested, IBB returned +37.5% and IYE +58.8%.
Which is cheaper, IBB or IYE?: IYE is cheaper, by 0.07 percentage points a year. That is about $7 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do IBB and IYE overlap with the S&P 500?: By their latest filed holdings, 40% of IBB and 67% of IYE by weight is stocks the S&P 500 already holds.

Other comparisons

IBB vs XOP IBB vs VDE IBB vs XLE IBB vs VOX IYE vs XBI EMB vs IYE CGBL vs IYE BINC vs IYE

Where to next

IBB on its own →IYE on its own →Hold both: look the portfolio through →Rankings →IBB dividend history →IBB holdings →IYE dividend history →IYE holdings →Standards and sources →

Sources and dates

IBB and IYE filings on SEC EDGAR ↗

IBB prospectus with the expense ratio (SEC) ↗

iShares page for IBB ↗

IYE prospectus with the expense ratio (SEC) ↗

iShares page for IYE ↗

Links are sources, not endorsements. A comparison is not a recommendation.

How this is computed

Overlap adds up the smaller of the two weights for each security both funds hold.

Cite this pageCitation, APA and Markdown

ETFIQ, IBB against IYE, data as of Oct 28, 2026. https://etfiq.com/compare/any/ibb-vs-iye

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Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms.